Szagun, G., Stumper, B., & Schramm, S. A. (2014). German communicative development inventory: An adaptation of the MacArthur-Bates communicative development inventory for toddlers. PL Academic Research.
芝加哥风格引文Szagun, Gisela, Barbara Stumper, 与 Satyam Antonio Schramm. German Communicative Development Inventory: An Adaptation of the MacArthur-Bates Communicative Development Inventory for Toddlers. Frankfurt am Main, [Germany]: PL Academic Research, 2014.
MLA引文Szagun, Gisela, et al. German Communicative Development Inventory: An Adaptation of the MacArthur-Bates Communicative Development Inventory for Toddlers. PL Academic Research, 2014.
警告：这些引文格式不一定是100％准确.